.tool-bar {
  position: absolute;
  top: 30px;
  left: 50px;
  user-select: none;
}

.tool-bar .wraper {
  float: left;
  margin-right: 30px;
  padding: 4px;
  height: 26px;
  line-height: 26px;
  border: 1px solid #ccc;
  border-radius: 6px;
}

.color-input-wraper input {
  width: 26px;
  height: 30px;
  border: none;
  vertical-align: middle;
}

.active.icon-eraser:before {
  color: #52b5f3;
}

.active.icon-undo:before,
.active.icon-redo:before {
  color: #333;
}

.clear-all-wraper:hover,
.eraser-wraper:hover,
.undo-wraper:hover,
.redo-wraper:hover {
  background-color: #eee;
}

.clear-all-wraper:active,
.undo-wraper:active,
.redo-wraper:active {
  background-color: #ddd;
}
.eraser-circle {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  border: 1px solid #999;
  border-radius: 50%;
  box-sizing: border-box;
}